Diagnosis and treatment of acute intestinal obstruction is extremely difficult, especially in elderly and senile people. I., 90 years old, was admitted to the surgical department on 14 / ІХ 1980 at 21 hours with complaints of severe abdominal pain of a constant nature, vomiting of bile, stool retention, severe weakness. Suddenly fell ill on 13 / IX: at 9 o'clock there were severe cramping pains in the abdomen, vomiting, severe weakness. Over time, the pain became constant, vomiting did not stop. Within 36 hours before admission to the surgical department, the patient was repeatedly examined by emergency doctors. In 1970, the patient underwent surgery for gangrenous appendicitis. Such an attack marks the first time.